[Event "Krefeld Christmas op"]
[White "Breitkopf Lazar, Patrick Robert"]
[Black "Ritzenhoff, Tomke"]
[Site "Krefeld"]
[Round "6"]
[Result "1-0"]
[Date "2024.12.30"]
[ECO "B01"]
[WhiteElo "2019"]
[BlackElo "1855"]
[PlyCount "69"]
[EventDate "2024.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB01_2025"]
[SourceDate "2025.01.01"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.01"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Nf3 g6 6. Bf4 c6 7. Qd2 Bg7 8. Bc4 a5 9. a4 0-0 10. 0-0 Bf5 11. Rfe1 Nbd7 12. Nh4 Nb6 13. Nxf5 gxf5 14. Bb3 e6 15. Rad1 Kh8 16. Ne2 Rg8 17. Ng3 Nfd5 18. Bg5 Bf6 19. Bh6 Rg6 20. c4 Nb4 21. Be3 Bg5 22. Ne2 Bxe3 23. Qxe3 Qc7 24. Nf4 Rg4 25. g3 Rd8 26. Kf1 Kg8 27. Rd2 c5 28. d5 exd5 29. Nh5 Qd6 30. Qe8+ Rxe8 31. Rxe8+ Qf8 32. Nf6+ Kg7 33. Rxf8 Nxc4 34. Bxc4 Rxc4 35. Nd7 1-0

[Event "Krefeld Christmas op"]
[White "Ritzenhoff, Tomke"]
[Black "Loheide, Michel"]
[Site "Krefeld"]
[Round "7"]
[Result "0-1"]
[Date "2024.12.30"]
[ECO "B21"]
[WhiteElo "1855"]
[BlackElo "1938"]
[PlyCount "52"]
[EventDate "2024.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB01_2025"]
[SourceDate "2025.01.01"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.01"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 a6 6. Bc4 e6 7. 0-0 Nge7 8. Bg5 f6 9. Be3 Ng6 10. Qe2 Qc7 11. Rac1 Be7 12. Rfd1 0-0 13. Nd5 exd5 14. exd5 Kh8 15. dxc6 dxc6 16. Nd4 Bd6 17. g3 Re8 18. Bd3 Ne5 19. Nf5 Nxd3 20. Qxd3 Bxf5 21. Qxf5 Rad8 22. Rd4 Bf8 23. Rh4 h6 24. Qg6 Qd7 25. Rg4 Qd3 26. Qxd3 Rxd3 0-1

[Event "Krefeld Christmas op"]
[White "Muehlenhaus, Sven"]
[Black "Ritzenhoff, Tomke"]
[Site "Krefeld"]
[Round "4"]
[Result "0-1"]
[Date "2024.12.29"]
[ECO "A33"]
[WhiteElo "2071"]
[BlackElo "1855"]
[PlyCount "58"]
[EventDate "2024.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB01_2025"]
[SourceDate "2025.01.01"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 e6 4. Nc3 cxd4 5. Nxd4 Nc6 6. Ndb5 d6 7. Bg5 a6 8. Bxf6 gxf6 9. Nd4 Qb6 10. Nb3 Be7 11. e3 Bd7 12. a3 Rc8 13. Rc1 Ne5 14. c5 dxc5 15. f4 Ng4 16. Qxg4 Qxb3 17. Qg7 Rf8 18. Bd3 f5 19. Rb1 c4 20. Be2 Bc5 21. Kf2 Qb6 22. Qg3 Qd8 23. Rhd1 Qf6 24. Kf1 Ke7 25. e4 Rg8 26. e5 Qh6 27. Rxd7+ Kxd7 28. Qf3 Kc7 29. Na4 Ba7 0-1

[Event "Krefeld Christmas op"]
[White "Ritzenhoff, Tomke"]
[Black "Pfaar, Zeno"]
[Site "Krefeld"]
[Round "5"]
[Result "1-0"]
[Date "2024.12.29"]
[ECO "D02"]
[WhiteElo "1855"]
[BlackElo "2019"]
[PlyCount "65"]
[EventDate "2024.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB01_2025"]
[SourceDate "2025.01.01"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c3 d5 3. Bf4 Bf5 4. e3 e6 5. Nf3 Be7 6. Be2 0-0 7. Nbd2 c5 8. Ne5 Nfd7 9. Ndf3 f6 10. Nxd7 Nxd7 11. 0-0 g5 12. Bg3 Bg6 13. h4 g4 14. Ne1 f5 15. Bb5 c4 16. Bxd7 Qxd7 17. b3 b5 18. bxc4 bxc4 19. Be5 Bxh4 20. g3 Be7 21. Ng2 h5 22. Nf4 Kf7 23. Kg2 Bf6 24. Bxf6 Kxf6 25. Rh1 Rh8 26. Rb1 Be8 27. Rb4 Rh7 28. Qb1 Rc8 29. Rb8 Qc7 30. Rxc8 Qxc8 31. Qb4 Bg6 32. Qd6 Qd7 33. Nxd5+ 1-0

[Event "Krefeld Christmas op"]
[White "Heikaus, Frank"]
[Black "Ritzenhoff, Tomke"]
[Site "Krefeld"]
[Round "2"]
[Result "1-0"]
[Date "2024.12.28"]
[ECO "D02"]
[BlackElo "1855"]
[PlyCount "109"]
[EventDate "2024.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB01_2025"]
[SourceDate "2025.01.01"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 Bf5 4. e3 e6 5. Nh4 Bd6 6. Nxf5 exf5 7. Bxd6 Qxd6 8. c3 0-0 9. Be2 Nbd7 10. Nd2 Rfe8 11. g3 Ne4 12. Nxe4 fxe4 13. Qd2 c6 14. c4 Rad8 15. c5 Qc7 16. b4 b6 17. 0-0 f5 18. Rfc1 Re6 19. Rc3 g5 20. cxb6 axb6 21. b5 c5 22. dxc5 Nxc5 23. a4 Qe5 24. Qd4 Qd6 25. a5 Re7 26. Rac1 f4 27. axb6 Ne6 28. Qa4 Qxb6 29. Rc6 Qb8 30. Qb4 Qb7 31. Qc3 f3 32. Bf1 Rf8 33. Qe5 Nf4 34. Qxg5+ Rg7 35. Qe5 Ne2+ 36. Bxe2 fxe2 37. Qxd5+ Kh8 38. Qc4 Rgf7 39. Qxe2 Rxf2 40. Qxf2 Rxf2 41. Rc8+ Rf8 42. Rxf8+ Kg7 43. Rf5 Qa7 44. Rfc5 Qa3 45. R5c3 Qb4 46. b6 Qxb6 47. Rc7+ Kf8 48. Rc8+ Ke7 49. R1c7+ Kd6 50. Rc6+ Qxc6 51. Rxc6+ Kxc6 52. g4 Kd5 53. Kg2 Ke5 54. Kg3 h6 55. h3 1-0

[Event "Krefeld Christmas op"]
[White "Ritzenhoff, Tomke"]
[Black "Kraus, Johanna"]
[Site "Krefeld"]
[Round "3"]
[Result "1-0"]
[Date "2024.12.28"]
[ECO "D02"]
[WhiteElo "1855"]
[BlackElo "1593"]
[PlyCount "99"]
[EventDate "2024.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB01_2025"]
[SourceDate "2025.01.01"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. c3 c5 4. Bf4 Nc6 5. e3 a6 6. Nbd2 Nf6 7. Bd3 Be7 8. 0-0 0-0 9. Qc2 c4 10. Be2 h6 11. h3 Bd6 12. Bxd6 Qxd6 13. e4 Nxe4 14. Nxe4 dxe4 15. Qxe4 Qd5 16. Qe3 b5 17. Nd2 Bb7 18. Bf3 Qd7 19. Ne4 Qc7 20. Nc5 Rab8 21. a4 Na5 22. Bxb7 Nxb7 23. Nxa6 Qb6 24. Nxb8 Rxb8 25. Qe5 Nd6 26. axb5 Nxb5 27. Ra4 Nd6 28. Rb4 Qc7 29. Qc5 Qd8 30. Rxb8 Qxb8 31. Ra1 Ne4 32. Qc6 Qf4 33. Rf1 Nd2 34. Re1 Qf5 35. Qa4 Qg6 36. Qd1 Nb3 37. Qe2 Na5 38. Qe4 Qg5 39. Ra1 Qd8 40. Ra4 g6 41. Qe5 Nc6 42. Qc5 Qd7 43. Ra8+ Kg7 44. Qf8+ Kf6 45. Qxh6 Qb7 46. Qh4+ Kf5 47. Rf8 Na5 48. g3 g5 49. Qh5 Kf6 50. h4 1-0

